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All measurements in Millimetre (mm)
| Thread Diameter | Washer Face (e) | Across Corners (e) | Across Corners (e) | Head Height (k) | Head Height (k) | |
|---|---|---|---|---|---|---|
| mm | Min | Max | Min (Grade A) | Min (Grade B) | Nominal Size | Nominal Size |
| M4 | 0.15 | 0.5 | 7.66 | - | 2.8 | 7 |
| M5 | 0.15 | 0.5 | 8.79 | - | 3.5 | 8 |
| M6 | 0.15 | 0.5 | 11.05 | - | 4 | 10 |
| M7 | 0.15 | 0.5 | 12.12 | - | 4.8 | 11 |
| M8 | 0.15 | 0.6 | 14.38 | - | 5.3 | 13 |
| M10 | 0.15 | 0.6 | 18.9 | - | 6.4 | 17 |
| M12 | 0.15 | 0.6 | 21.1 | - | 7.5 | 19 |
| M14 | 0.15 | 0.6 | 24.49 | - | 8.8 | 22 |
| M16 | 0.2 | 0.6 | 26.75 | 26.17 | 10 | 24 |
| M18 | 0.2 | 0.8 | 30.14 | 29.56 | 11.5 | 27 |
| M20 | 0.2 | 0.8 | 33.53 | 32.95 | 12.5 | 30 |
| M22 | 0.2 | 0.8 | 35.72 | 35.03 | 14 | 32 |
| M24 | 0.2 | 0.8 | 39.98 | 39.55 | 15 | 36 |
| M27 | 0.2 | 0.8 | - | 45.2 | 17 | 41 |
| M30 | 0.2 | 0.8 | - | 50.85 | 18.7 | 46 |
| M33 | 0.2 | 0.8 | - | 55.37 | 21 | 50 |
| M36 | 0.2 | 0.8 | - | 60.79 | 22.5 | 55 |
| M39 | 0.2 | 1 | - | 66.44 | 25 | 60 |
Dimensional Standard for DIN 931 Hexagon Bolts, which shares many characteristics with ISO 4014.
Bolt King can manufacture Hexagon Bolts to DIN 931 and ISO 4014 in standard alloy steels (eg. 8.8, 10.9, 12.9), stainless steels (eg. A2, A4, 304, 316, 310, 410), as well as high-nickel exotic alloys (eg. Duplex, Super Duplex, INCONEL 718 and 660) and Petro-chemical grades (B7, L7, B8, B8M, L43).
Please contact us for me information, or send an enquiry today.
The information provided above is for reference only. Please contact us for further information.
Special Fasteners In Exotic Alloys, Including
Inconel & Super Duplex
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